Soap : production and cleansing action
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Illustrates in a school laboratory how lye and fat are combined to make soap, and explains, by animated drawings, the chemical action (saponification) which takes place when the mixing occurs. Portrays each step in the manufacture of soap in a large industrial plant., Illustrates in a school laboratory how lye and fat are combined to make soap, and explains, by animated drawings, the chemical action (saponification) which takes place when the mixing occurs. Portrays each step in the manufacture of soap in a large industrial plant.
Complete catalog record
, Illustrates in a school laboratory how lye and fat are combined to make soap, and explains, by animated drawings, the chemical action (saponification) which takes place when the mixing occurs. Portrays each step in the manufacture of soap in a large industrial plant.NOTE: Two (or more) records have been merged together to create this data.
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- 16mm Filmography (legacy record) — title, year, creator, length, format, color, sound, genre, description, catalog record
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